<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>动画效果</title>
		<style type="text/css">
			.transitionbox{
				border-radius: 50px;
				text-align: center;
				padding-top: 3px;
				width: 100px;
				height: 25px;
				background-color: #DEB887;
				transition: 0.3s;
			}
			.transitionbox:hover{
				text-align: center;
				font-size: 50px;
				width: 300px;
				height: 75px;
			}
		</style>
	</head>
	<body>
		<h1>拉伸盒子动画效果</h1>
		<h5>transition有两个参数：拉伸方向width，？s动画执行时间</h5>
		<div class="transitionbox">	
		我要变大
		</div>
		<div id="">
			啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦
		</div>
	</body>
</html>
